Number Riddle: Find the Missing Number
Look at the table and find the missing number in it.
They follow a particular pattern, if you can find that it would be very easy to find the missing number.
Leave your answers in the comment section.
| 4 | 9 | 16 | 25 |
| 14 | 78 | 252 | ? |
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Answer:
The logic of the sequence is as follows;
a^2 – √a = answer
4^2 – √4 = 16 – 2 = 14;
9^2 – √9 = 81 – 3 = 78;
16^2 – √16 = 256 – 4 = 252;
So we can find missing number as;
25^2 – √25 = 625 – 5 = 620
Answer = 620